CN102115071A - Film spreading system and method for spreading films by using same - Google Patents

Film spreading system and method for spreading films by using same Download PDF

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Publication number
CN102115071A
CN102115071A CN2009102396657A CN200910239665A CN102115071A CN 102115071 A CN102115071 A CN 102115071A CN 2009102396657 A CN2009102396657 A CN 2009102396657A CN 200910239665 A CN200910239665 A CN 200910239665A CN 102115071 A CN102115071 A CN 102115071A
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China
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film
carbon nano
shop
spread
tube
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CN2009102396657A
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CN102115071B (en
Inventor
范守善
刘亮
潜力
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Tsinghua University
Hongfujin Precision Industry Shenzhen Co Ltd
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Tsinghua University
Hongfujin Precision Industry Shenzhen Co Ltd
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Priority to CN2009102396657A priority Critical patent/CN102115071B/en
Priority to US12/846,828 priority patent/US8365793B2/en
Publication of CN102115071A publication Critical patent/CN102115071A/en
Priority to US13/730,875 priority patent/US8657988B2/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00Ancillary operations in connection with laminating processes
    • B32B38/0004Cutting, tearing or severing, e.g. bursting; Cutter details
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B82NANOTECHNOLOGY
    • B82YSPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00Nanotechnology for materials or surface science, e.g. nanocomposites
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B82NANOTECHNOLOGY
    • B82YSPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y40/00Manufacture or treatment of nanostructures
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00Carbon; Compounds thereof
    • C01B32/15Nano-sized carbon materials
    • C01B32/158Carbon nanotubes
    • C01B32/168After-treatment
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T156/00Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10Methods of surface bonding and/or assembly therefor
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T156/00Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10Methods of surface bonding and/or assembly therefor
    • Y10T156/1052Methods of surface bonding and/or assembly therefor with cutting, punching, tearing or severing
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T156/00Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/10Methods of surface bonding and/or assembly therefor
    • Y10T156/1052Methods of surface bonding and/or assembly therefor with cutting, punching, tearing or severing
    • Y10T156/1084Methods of surface bonding and/or assembly therefor with cutting, punching, tearing or severing of continuous or running length bonded web
    • Y10T156/1085One web only
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T156/00Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/12Surface bonding means and/or assembly means with cutting, punching, piercing, severing or tearing
    • Y10T156/1317Means feeding plural workpieces to be joined
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T156/00Adhesive bonding and miscellaneous chemical manufacture
    • Y10T156/12Surface bonding means and/or assembly means with cutting, punching, piercing, severing or tearing
    • Y10T156/1317Means feeding plural workpieces to be joined
    • Y10T156/1322Severing before bonding or assembling of parts

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Nanotechnology (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Composite Materials (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)

Abstract

The invention relates to a film spreading system, which comprises a supply device, a film spreading device and a cutting device, wherein the supply device is used for supplying continuous carbon nanotube films; the film spreading device is used for spreading the carbon nanotube films, and comprises a rotating shaft and a rotating body; the rotating body rotates around the rotating shaft; the surface of the rotating body opposite to the rotating shaft is a bearing surface which is used for accommodating an object on which a film is to be spread; and the cutting device is used for cutting off the continuous carbon nanotube films. The invention also relates to a method for spreading films by using the film spreading system. By adopting the film spreading system and method, the carbon nanotube films can be continuously and uniformly spread, and the carbon nanotube film spreading efficiency and quality are improved.

Description

Shop film system and use the shop membrane method of this shop film system
Technical field
The present invention relates to a kind of shop membrane method of spreading the film system and using this shop film system.
Background technology
The membranoid substance that carbon nano-tube film is made up of carbon nanotube has good electric property and mechanical property.Because carbon nano-tube film is a kind of macro manifestations form of carbon nanotube, has overcome the characteristics that carbon nanotube powder or particulate range of application are limited to easily, so carbon nano-tube film has enlarged the range of application of carbon nanotube, can be applied to every field.Therefore, carbon nano-tube film and preparation method thereof becomes one of focus of people's concern.
The method of existing preparation carbon nano-tube film mainly comprises: the direct growth method; Spraying method or Langmuir Bu Luojieta (Langmuir Blodgett, LB) method.But above-mentioned several methods that prepare carbon nano-tube film all are in laboratory stage, and Test Condition Requirements is higher, complicated operation, and can't realize serialization production.In addition, the carbon nano-tube film that method for preparing obtains not is to be one can realize the one-piece construction of self-supporting, therefore, relatively is difficult to directly be layed in the required device.Though people such as Fan Shoushan provide a kind of carbon nano-tube film and preparation method thereof.This carbon nano-tube film is the one-piece construction of a self-supporting, and can pass through this carbon nano-tube film that a stretching tool stretches from a carbon nano pipe array and obtains; Can realize the continuous production carbon nano-tube film.But, also can't realize directly being layed in the required device with described carbon nano-tube film serialization.
The preparation facilities and preparation method thereof of a kind of carbon nano-tube film of people such as Liu Liang invention is disclosed in the Chinese invention patent Shen Qing Publication specification sheets that for this reason, April in 2009 is 15 disclosed, publication number is CN 101407312A.Wherein, the preparation facilities of this carbon nano-tube film comprises a sample table, a basic bar feedway, a carrying apparatus and a stretching device.Described basic bar feedway, carrying apparatus and stretching device are set in turn in described sample table one side, and wherein should base bar feedway adjacent with this sample table, this carrying apparatus be arranged between this base bar feedway and this stretching device.The described method for preparing carbon nano-tube film comprises: provide a carbon nano pipe array to be formed in the substrate, this substrate is fixed on the sample table; Pull out one section carbon nano-tube film in advance from above-mentioned carbon nano pipe array, this carbon nano-tube film one end is adhered on the first basic bar that basic bar feedway provides; The above-mentioned first basic bar is fixed in stretching device, and above-mentioned carbon nano-tube film stretches; Carbon nano-tube film is adhered to the second basic bar that basic bar feedway provides; Provide a supporter on Stage microscope, the carbon nano-tube film between the first basic bar and the second basic bar is adhered to supporter; Reaching truncating carbon nano-tubes film between the second basic bar and the supporter between the first basic bar and the supporter.
Yet the above-mentioned method that carbon nano-tube film directly is layed in matrix surface still can't realize continuous preparation, and it is lower to lay the efficient of carbon nano-tube film.
Summary of the invention
In view of this, necessary a kind of shop membrane method of spreading the film system and using this shop film system,, the successive shop film uniform, and raising shop membrane efficiency of providing to realize.
A kind of shop film system, this shop film system comprises: a feedway, a shop film device and a cutting device.Described feedway is used to supply with continuous carbon nano tube film.Described shop film device is used to lay described carbon nano-tube film, this shop film device comprises a turning axle and a rotator, this rotator is around described turning axle rotation, and described rotator and described turning axle facing surfaces are loading end, and this loading end is used for placing waits to spread the film object.Described cutting unit is used to cut off described carbon nano-tube film.
A kind of shop membrane method that uses above-mentioned shop film system, this shop membrane method may further comprise the steps: at least one is waited to spread the loading end that the rotator of described shop film device was placed and be fixed in to the film object; The continuous carbon nano tube film that adopts described feedway to provide, and an end of this carbon nano-tube film adhered to the described film object of waiting to spread; Open described shop film device, make described rotator around described turning axle rotation, described carbon nano-tube film is layed in the described film object surfaces of waiting to spread; And adopt a cutting device that carbon nano-tube film is cut off.
A kind of shop membrane method that uses above-mentioned shop film system, this shop membrane method may further comprise the steps: at least one is waited to spread the loading end that the rotator of described shop film device was placed and be fixed in to the film object; The continuous carbon nano tube film that adopts described feedway to provide, and an end of this carbon nano-tube film adhered to the described film object of waiting to spread; Open described shop film device, make described rotator around described turning axle rotation, described carbon nano-tube film is layed in the described film object surfaces of waiting to spread, and forms to have spread the film object; Adopt a cutting device that two adjacent carbon nano-tube films of having spread between the film object are cut off; And continue to open described shop film device, make described rotator around described turning axle rotation, described carbon nano-tube film is layed in the described film object surfaces of having spread.
Compared with prior art, shop film system provided by the invention and use the shop membrane method of this shop film system, because the shop film device in the described paving system is rotatable, so in the membrane process of shop, carbon nano-tube film and wait that the angle of spreading between the film object reduces gradually, it can be got rid of carbon nano-tube film effectively and wait to spread gas between the film object, waits to spread the film object surfaces thereby make carbon nano-tube film be layed in uniformly, and is difficult for fold; In addition, therefore rotatablely moving of described shop film device can, can realize spreading continuously film so that described carbon nano-tube film is layed in the described film object of waiting to spread continuously, and improve the shop membrane efficiency.
Description of drawings
Fig. 1 is the shop film system schematic that the embodiment of the invention provides.
Fig. 2 is the synoptic diagram of another shop film device in the shop film system that provides of the embodiment of the invention.
The schematic flow sheet of film is spread by the shop film system that Fig. 3 is to use embodiment to provide.
The main element nomenclature
Shop film system 10
Feedway 110
Sample table 112
Stretching tool 114
Carbon nano pipe array 116
Substrate 118
Shop film device 120
Rotator 122
Loading end 1220
Hole 1222
Turning axle 124
Cutting unit 130
Mechanical manipulator 140
Carbon nano-tube film 150
Wait to spread film object 160
Spread film object 170
Embodiment
Below in conjunction with the accompanying drawings and the specific embodiments, to shop film system provided by the invention and use the method for this shop film system shop film to be described in further detail.
See also Fig. 1, the embodiment of the invention provides a shop film system 10, and this shop film system 10 comprises a feedway 110, a shop film device 120, a cutting device 130 and an at least one mechanical manipulator 140.Wherein, described feedway 110 is used for providing continuous carbon nano tube film to described shop film device 120.Described shop film device 120 is used to lay the carbon nano-tube film 150 that described feedway 110 provides.Described cutting unit 130 is used to cut off described carbon nano-tube film 150.Described mechanical manipulator 140 can be used for waiting to spread on the loading end 1220 that film object 160 is positioned over described rotator 122 with described, maybe will spread treating behind the film and spread film object 160 and shift out from the loading end 1220 of described rotator 122.
Described feedway 110 comprises a sample table 112 and a stretching tool 114.Described sample table 112 is a stationary installation, is used for fixing carbon nano pipe array 116, and wherein the mode of fixed sample comprises buckle, bonding or vacuum suck etc.Described stretching tool 114 is for the described carbon nano pipe array 116 that bonds, and obtains a carbon nano-tube film 150 from this carbon nano pipe array 116.Described stretching tool 114 can be adhesive tape or tweezers etc.In the present embodiment, described carbon nano pipe array 116 has a substrate 118, and this carbon nano pipe array 116 is fixed on this sample table 112 together with substrate 118; Described stretching tool 114 contact with a part of carbon nanotube in the described carbon nano pipe array 116 and along with the direction of 118 one-tenth 0 °-30 ° of described substrates this part carbon nanotube that stretches, move to direction, to obtain described carbon nano-tube film 150 away from carbon nano pipe array 116.
Described shop film device 120 comprises a rotator 122 and a turning axle 124, and should can rotate around this turning axle 124 by shop film device 120.Described rotator 122 has at least one loading end 1220, and this at least one loading end 1220 is described rotator 122 and described turning axle 124 facing surfaces.Described at least one loading end 1220 is used for placing waits to spread film object 160.Described loading end 1220 place described wait to spread film object 160 in, can also guarantee when these shop film device 120 opening movements, describedly wait to spread film object 160 and can not break away from this shop film device 120.This is waited to spread method that film object 160 is fixed in loading end 1220 can fix, bond fixing by anchor clamps or vacuum suck is fixing etc. that mode realizes.Described at least one loading end 1220 can be done 0 °-360 ° rotation around this turning axle 124, therefore, described shop film device 120 can also make described wait to spread wait that spreading film object 160 does 0 °-360 ° rotation around this turning axle 124 behind film object 160 or the shop film.Described turning axle 124 is perpendicular to the direction that pulls carbon nano-tube film 150 from described carbon nano pipe array 116, and this turning axle 124 is parallel to described carbon nano-tube film 150.By a control device, be provided with etc. as spring, bearing or computer program, control described turning axle 124 and move up and down, move up and down along the direction that is basically perpendicular to carbon nano-tube film 150 thereby drive described rotator 122 along direction perpendicular to described carbon nano-tube film 150.Described turning axle 124 do the displacement of lifting moving and displacement that described rotator 122 is done lifting moving basic identical.
Described rotator 122 can be polygon prism, and the center of this polygon prism has a hole 1222, and described rotator 122 is arranged at described turning axle 124 by this hole 1222, and can be around these turning axle 124 rotations.In the present embodiment, described rotator 122 is six prisms, and this six prism has six sides, and these six sides are described loading end 1220.There is a hole 1222 described six prismatical centers, and this rotator 122 is arranged at described turning axle 124 by this hole 1222.The shape that is appreciated that described rotator 122 is not limited to six prisms, also can be other polygon prisms such as triangular prism, quadrangular, pentagonal prism, six prisms or seven prisms.The shape of rotator 122 can be determined according to actual needs.
See also Fig. 2, the described shop film device 120 that the embodiment of the invention provides also can be another structure.Described rotator 122 in this shop film device 120 comprises a plurality of supporters 1224, and these a plurality of supporters 1224 are provided with around described turning axle 124.One end of these a plurality of supporters 1224 is arranged on this turning axle 124, and the other end forms loading end 1220 away from this turning axle 124.These a plurality of supporters 1224 are that the axle center stretches out with turning axle 124, and each supporter 1224 is a loading end 1220 away from the surface in axle center.The length of each supporter 1224 on the direction of turning axle 124 is identical.Each loading end 1220 space is provided with.Loading end 1220 in the described rotator 122 is provided with around described turning axle 124.Each loading end 1220 is identical with distance between the turning axle.Supporter described in Fig. 2 1224 is trapezoidal perpendicular to being shaped as of the cross section of described turning axle 124.In addition, described supporter 1224 can also be other shapes such as rectangle, trilateral or T-shape perpendicular to the shape in the cross section of described turning axle 124, as long as described rotator 122 can be formed for placing the described loading end 1220 of waiting to spread film object 160.Wait to spread film object 160 and can be arranged at a loading end 1220, also can be arranged at two adjacent loading ends 1220 for described one.
In the membrane process of shop, rotator 122 in the described shop film device 120 can be around described turning axle 124 rotations, the rotation of this rotator 122 drives carbon nano-tube film 150 to be laid to the direction motion away from described carbon nano pipe array 116, makes carbon nano-tube film 150 to be laid constantly pull out from described carbon nano pipe array 116; Make that also the carbon nano-tube film 150 and the described angle of cut of spreading between the film object 160 of waiting to be laid reduces gradually, can effectively get rid of carbon nano-tube film to be laid 150 and wait to spread gas between the film object 160, thereby make carbon nano-tube film 150 be layed in the surface of waiting to spread film object 160 uniformly, and this carbon nano-tube film 150 is not prone to fold, as, black line.In addition, owing to described turning axle 124 moves up and down along the direction perpendicular to described carbon nano-tube film 150, thereby driven rotary body 122 is along doing lifting moving perpendicular to the direction of described turning axle 124.Control the displacement of described rotator 122 lifting moving by the displacement of controlling described turning axle 124 lifting moving, make that carbon nano-tube film 150 to be laid remains in the same plane always, thereby can further prevent the carbon nanotube film rupture that this is to be laid.
Described cutting unit 130 can manually cut described carbon nano-tube film, also can be provided with automatically by program described carbon nano-tube film is cut.In the present embodiment, described cutting unit 130 can be laser apparatus, and this laser apparatus is provided with automatically by program described carbon nano-tube film is cut.
Described mechanical manipulator 140 is by programme controlled, and when the quantity of described mechanical manipulator 140 when being a plurality of, these a plurality of mechanical manipulators 140 can be operated simultaneously, but also can carry out different operations simultaneously; Wait to spread the loading end 1220 that film object 160 is arranged at rotator 122 in the film device 120 of described shop as, a part of mechanical manipulator 140 with described; Another part mechanical manipulator 140 will be spread the film object and shift out from loading end 1220.In the present embodiment, the quantity of described mechanical manipulator 140 is one.Be appreciated that described mechanical manipulator 140 is selectable, also can adopt other anchor clamps or staff to place and to wait to spread film object 160 or shift out and spread the film object.
See also Fig. 3, the embodiment of the invention also provides a kind of method of using described shop film system 10 to spread film, and this shop membrane method may further comprise the steps: (S10) at least one is waited to spread the loading end 1220 that the rotator 122 of described shop film device 120 was placed and be fixed in to film object 160; (S20) continuous carbon nano tube film 150 that adopts described feedway 110 to provide, and an end of this carbon nano-tube film 150 adhered to the described film object 160 of waiting to spread; (S30) open described shop film device 120, make described rotator 122 around described turning axle 124 rotations, described carbon nano-tube film 150 is layed in described surface of waiting to spread film object 160; And (S40) adopt a cutting device 130 that carbon nano-tube film 150 is cut off.
In described step (S10), describedly wait to spread film object 160 and be positioned on the described loading end 1220 by mechanical manipulator 140.Be appreciated that and describedly wait to spread film object 160 and also can be positioned on the described loading end 1220 by other anchor clamps or staff.Describedly wait to spread film object 160, can support the base material of carbon nano-tube film 150, can maybe need to lay the work in-process etc. of the electron device of carbon nano-tube film 150 for substrate, fixed frame for having definite shape.Describedly wait to spread film object 160 and can be selected from any material such as metal, plastics, rubber or glass etc.In the present embodiment, carry and all place one on each loading end 1220 and wait to spread film object 160; It is described that to wait to spread film object 160 be a square metal substrate.
In the present embodiment, described step (S20) may further comprise the steps:
At first, provide a substrate 118 that is formed with carbon nano pipe array 116.Described carbon nano pipe array 116 is one to surpass the in-line arrangement carbon nano pipe array, and this super in-line arrangement carbon nano-pipe array is classified a plurality of pure nano-carbon tube arrays parallel to each other and that form perpendicular to substrate 118 carbon nanotubes grown as, and it highly is 200~400 microns.By controlling the growth conditions of this super in-line arrangement carbon nano pipe array, can be so that should not contain impurity substantially in super in-line arrangement carbon nano pipe array, as agraphitic carbon or residual catalyst metal particles etc.The carbon nanotube that is somebody's turn to do in the super in-line arrangement carbon nano pipe array closely contacts the formation array by Van der Waals force each other.Should can form with the employing chemical Vapor deposition process by super in-line arrangement carbon nano pipe array.
Secondly, the described substrate 118 that is formed with carbon nano pipe array 116 is passed through an adhesive on described sample table 112.Be appreciated that described substrate 118 also can be fixed on the described sample table 112 by modes such as buckle or vacuum suck.
Once more, adopt described stretching tool 114 from this carbon nano pipe array 116, to choose a plurality of carbon nanotubes of certain width, with fixed speed and angle this carbon nanotube of choosing that stretches, thereby form end to end a plurality of carbon nanotube fragment, and then form a continuous carbon nano tube film 150.Wherein, in above-mentioned drawing process, described a plurality of carbon nanotube segment is when pulling force effect lower edge draw direction breaks away from substrate 118 gradually, because Van der Waals force effect, should selected a plurality of carbon nanotube segments be drawn out continuously end to end with other carbon nanotube segments respectively, thereby form a carbon nano-tube film 150.Described carbon nano-tube film 150 is made up of some carbon nanotubes, and has certain width.Described some carbon nanotubes are arranged of preferred orient along same direction.The whole bearing of trend that described preferred orientation is meant most of carbon nanotubes in carbon nano-tube film 150 substantially in the same direction.And the whole bearing of trend of described most of carbon nanotubes is basically parallel to the surface of carbon nano-tube film 150.The whole bearing of trend of carbon nanotube is basically parallel to the draw direction of carbon nano-tube film 150 in this carbon nano-tube film 150.
Then, by described stretching tool 114 end of described carbon nano-tube film 150 being adhered to one waits to spread on the film object 160.
In the described step (S30), open described shop film device 120, described rotator 122 rotates to the direction away from described carbon nano pipe array 116 around described turning axle 124.In the present embodiment, described shop film device 120 is arranged at the right side of described feedway 110, and is rotated in a clockwise direction.Described turning axle 124 moves up and down along the direction perpendicular to described carbon nano-tube film 150 under the control of a control device, moves up and down along the direction perpendicular to described carbon nano-tube film 150 thereby drive described rotator 122.The displacement of the displacement of described turning axle 124 lifting moving and described rotator 122 lifting moving is basic identical.Therefore, described rotator 122 is when being rotated in a clockwise direction, also move up and down along direction perpendicular to described carbon nano-tube film 150, by controlling the displacement of described turning axle 124 lifting moving, adjust the displacement of described rotator 122 up-and-down movement, make and describedly wait to spread film object 160, thereby described carbon nano-tube film 150 is remained in the same plane in the membrane process of shop substantially also along with described rotator 122 is done up-and-down movement.Along with rotatablely moving of described rotator 122, a part of carbon nanotube in the described carbon nano pipe array 116 is drawn out and forms described carbon nano-tube film 150, it is described that to wait to spread film object 160 also close to this carbon nano-tube film 150 gradually, make this carbon nano-tube film 150 be layed in described surface of waiting to spread film object 160 gradually, and reduce gradually with this angle of waiting to spread the surface of film object 160, be layed in whole surface of waiting to spread film object 160 until this carbon nano-tube film 150, form one and spread film object 170.Along with the rotation of this shop film device 120, described carbon nano-tube film 150 will adhere to the end that the next one waits to spread film object 160, and will be out of service until this shop film device 120.
In described step (S40), continue to open described shop film device 120, by the cutting route of the described cutting unit 130 of time variable control, the described carbon nano-tube film 150 of having spread film object 170 and having waited to spread between the film object 160 is cut off; Simultaneously, described feedway 110 continues to supply with carbon nano-tube films 150, and described carbon nano-tube film 150 also is layed in other gradually and describedly waits to spread film object 160.
Be appreciated that this step (S40) also can stop described shop film device 120 earlier, adopt described cutting unit 130 to cut off two adjacent described carbon nano-tube films of having spread between the film object 170 150 then.Restart described shop film device 120 afterwards, make carbon nano-tube film 150 be layed in other gradually and describedly wait to spread film object 160.
The shop membrane method that the embodiment of the invention provides further may further comprise the steps: wait to spread film object 160 and change the described film object 170 of having spread with described, wait to spread film object 160 upper berth films at this again, thereby realize shop film continuously.Wait to spread film object 160 and change described process of having spread film object 170 and both can also can in the process of described shop film device 120 operations, carry out carrying out under the state that described shop film device 120 stops with described.
Be appreciated that described shop film system 10 also can only wait to spread film object 160 upper berth films at one.When described carbon nano-tube film is layed in after this waits to spread film object 160, adopt described cutting unit 130 cuttings again.
The embodiment of the invention also provides a kind of method that adopts described shop film system 10 to lay multilayer films, and this method may further comprise the steps: (W10) at least one is waited to spread the loading end that the rotator of described shop film device was placed and be fixed in to the film object; (W20) continuous carbon nano tube film that adopts described feedway to provide, and an end of this carbon nano-tube film adhered to the described film object of waiting to spread; (W30) open described shop film device, make described rotator around described turning axle rotation, described carbon nano-tube film is layed in the described film object surfaces of waiting to spread, and forms to have spread the film object; (W40) adopt a cutting device that two adjacent carbon nano-tube films of having spread between the film object are cut off; And (W50) continue to open described shop film device, and make described rotator around described turning axle rotation, described carbon nano-tube film is layed in the described film object surfaces of having spread.
The implementation of step (W10) to (W40) is identical to the implementation of (S40) with above-mentioned steps (S10).
Described step (W50) is used this shop film system 10 shop films for continuing, and continues to lay carbon nano-tube film on the film object described the shop, rather than with waiting that spreading the film object changes the described film object of having spread.Particularly, by controlling the number of times that described rotator 122 rotates a circle around turning axle 124 and using cutting unit 130 cutting carbon nanotubes films, just can realize spreading continuously multilayer film.As, when needs shop film system 10 shops, 5 tunics, controls revolution body 122 makes it center on 124 5 weeks of rotation of turning axle, uses the described carbon nano-tube film of cutting unit 130 cuttings then.
In addition, in this step (W50), control and describedly spread film object rotation, preferably,, just can realize spreading multilayer intersection film greater than 0 ° and smaller or equal to 90 ° greater than 0 ° and during less than 360 °.Described multilayer is intersected film and is meant between the carbon nanotube in two continuous carbon nano-tube films to have an intersecting angle, and this intersecting angle is relevant with described angle of rotation of having spread the film object.This intersecting angle is greater than 0 ° and smaller or equal to 90 °.Wherein, can make the film object of shop that is fixed on the described rotator 122 rotate an angle, thereby realize continuous shakedown multilayer intersection film by the rotator 122 in the described shop of the control film device 120.Also can manually rotate the described film object of having spread and make the described film object of having spread rotate an angle, to realize continuous shakedown multilayer intersection film.
Be appreciated that, when described when having spread 0 ° of film object rotation or 360 °, be described when having spread the film object and not rotating, can not adopt described cutting unit 130 to cut off two adjacent carbon nano-tube films of having spread between the film object earlier, can be earlier described wait to spread lay the multilayer carbon nanotube film on the film object, last just with two adjacent carbon nano-tube films of having spread between the film object of described cutting unit 130 cut-outs.
The shop film system 10 that the embodiment of the invention provides and adopt the shop membrane method of this shop film system 10, have the following advantages: first, rotator 122 in the described shop film device 120 can be around described turning axle 124 rotations, the angle of cut that makes described carbon nano-tube film 150 and being arranged at wait on the described loading end 1220 to spread between the surface of film object 160 reduces gradually, can effectively get rid of described carbon nano-tube film 150 and wait to spread gas between the film object 160, thereby make carbon nano-tube film 150 be layed in the surface of waiting to spread film object 160 uniformly, and be difficult for breaking.Second, because this shop film device 120 can be along doing lifting moving perpendicular to the direction of this turning axle 124, do the displacement of up-and-down movement by controlling this shop film device 120, make that carbon nano-tube film to be laid remains in the same plane always, thereby can further prevent the carbon nanotube film rupture that this is to be laid.The 3rd, the rotator 122 in the described shop film device 120 can rotate around described turning axle 124, makes described carbon nano-tube film 150 successive be layed in and describedly waits to spread on the film object 160, thereby realized the continuous laying carbon nano-tube film, has improved the shop membrane efficiency.The 4th, by the number of times that the rotator of controlling in the described shop film device 120 122 rotates a circle, can realize spreading continuously multilayer film; Shop provided by the invention film system 10 even can also realize spreading continuously multilayer and intersect film.
In addition, those skilled in the art can also do other and change in spirit of the present invention, and the variation that these are done according to spirit of the present invention all should be included in the present invention's scope required for protection.

Claims (15)

1. spread the film system for one kind, this shop film system comprises: a feedway, and this feedway is used to supply with continuous carbon nano tube film, it is characterized in that, further comprises:
One shop film device, this shop film device is used to lay described carbon nano-tube film, and this shop film device comprises a turning axle and a rotator, and this rotator is around described turning axle rotation, described rotator and described turning axle facing surfaces are loading end, and this loading end is used for placing waits to spread the film object; And
One cutting device, described cutting unit is used to cut off described carbon nano-tube film.
2. shop as claimed in claim 1 film system, it is characterized in that, described rotator is a multiedge cylinder, the central shaft of this multiedge cylinder is provided with a hole, this multiedge cylinder is fixedly set in described turning axle by this hole, this turning axle drives this multiedge cylinder rotation, and each prismatic plane of this multiedge cylinder is a loading end.
3. shop as claimed in claim 1 film system is characterized in that described rotator comprises a plurality of supporters, and these a plurality of supporters are that the axle center stretches out with described turning axle, and each supporter is a loading end away from the surface of turning axle.
4. shop as claimed in claim 1 film system, it is characterized in that, described feedway comprises that one is used to place the sample table and a stretching tool of carbon nano pipe array, this stretching tool carbon nano-tube film that from described carbon nano pipe array, stretches, and this carbon nano-tube film adhered to the described film object of waiting to spread.
5. shop as claimed in claim 4 film system is characterized in that, described turning axle is perpendicular to the direction of stretching carbon nano-tube film and be parallel to this carbon nano-tube film setting.
6. shop as claimed in claim 5 film system is characterized in that, described shop film device is in described turning axle rotation, along doing lifting moving perpendicular to the direction of this carbon nano-tube film.
7. shop as claimed in claim 1 film system is characterized in that described cutting unit is a laser apparatus.
8. shop as claimed in claim 1 film system, it is characterized in that, further comprise at least one mechanical manipulator, this mechanical manipulator is used for waiting to spread the film object and being positioned over the loading end of described shop film device or treating behind the film of described shop spread the loading end removal of film object from described shop film device described.
9. shop membrane method that uses the described shop of claim 1 film system, this shop membrane method may further comprise the steps:
At least one is waited to spread the loading end that the rotator of described shop film device was placed and be fixed in to the film object;
The continuous carbon nano tube film that adopts described feedway to provide, and an end of this carbon nano-tube film adhered to the described film object of waiting to spread;
Open described shop film device, make described rotator around described turning axle rotation, described carbon nano-tube film is layed in the described film object surfaces of waiting to spread; And
Adopt a cutting device that carbon nano-tube film is cut off.
10. shop as claimed in claim 9 membrane method, it is characterized in that, it is described that to wait to spread the film object be a plurality of, and place and be fixed in a plurality of loading ends of described shop film device rotator respectively, when described rotator rotated, described continuous carbon nano tube film was along with the rotation of rotator is layed in described a plurality of film object surfaces of waiting to spread successively.
11. shop as claimed in claim 10 membrane method is characterized in that, described feedway provides the method for continuous carbon nano tube film may further comprise the steps:
One carbon nano pipe array is fixed in the sample table of described feedway;
Adopt described stretching tool from described carbon nano pipe array, to pull a carbon nano-tube film; And
One end of carbon nano-tube film is adhered to one wait to spread the film object, the other end of this carbon nano-tube film keeps being connected with carbon nano pipe array.
12. shop as claimed in claim 11 membrane method, it is characterized in that, along with rotator rotates around described turning axle, carbon nano-tube film is continuously pulled out from carbon nano pipe array, and be layed in described a plurality of film object surfaces of waiting to spread successively, simultaneously, control described shop film rotator, keep described carbon nano-tube film to be positioned at same plane all the time along doing lifting moving perpendicular to the direction of described carbon nano-tube film.
13. shop as claimed in claim 12 membrane method is characterized in that, the carbon nano-tube film waiting spread film object between of described cutting unit after with adjacent two shop films cuts off.
14. a shop membrane method that uses the described shop of claim 1 film system, this shop membrane method may further comprise the steps:
At least one is waited to spread the loading end that the rotator of described shop film device was placed and be fixed in to the film object;
The continuous carbon nano tube film that adopts described feedway to provide, and an end of this carbon nano-tube film adhered to the described film object of waiting to spread;
Open described shop film device, make described rotator around described turning axle rotation, described carbon nano-tube film is layed in the described film object surfaces of waiting to spread, and forms to have spread the film object;
Adopt a cutting device that two adjacent carbon nano-tube films of having spread between the film object are cut off; And
Continue to open described shop film device, make described rotator around described turning axle rotation, described carbon nano-tube film is layed in the described film object surfaces of having spread.
15. shop as claimed in claim 14 membrane method is characterized in that, described carbon nano-tube film be layed in described spread the film object surfaces before, in advance with described spread film object rotation greater than 0 ° to less than 360 °, realize cross-level lay-up film.
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US20130133823A1 (en) 2013-05-30
US20110155295A1 (en) 2011-06-30

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